Dreambox Dm500s Dm500c 4 Layer Mainboard

Digital linux set top box
Ethernet Communication Port
Dearmbox DM500-S
DVB-S Set Top Box Linux Digital Satellite receiver

Detailed Product Description
Powerful receiver for digital TV and Radio programs.

Available at present:
DM500 / DM500+ S for satellite receiving
DM500 T for terrestrial receiving
DM500 C for your cable connection

Main features are a 250 MHz PowerPC (350 Mips)
Linux OP, the Dreambox DM500 supports the Standard Linux API (DirectFB, Linux-FB, LIRC...)

- 250 MHz PowerPC Processor (350 Mips)
- Linux Operating System
- 1 x Smartcard-Reader
- MPEG2 Hardware decoding
- Available tuner DM500: DVB-S, DVB-C, DVB-T
- Available tuner DM500+: DVB-S
- V. 24/RS232 Interface
- 10/100Mbit compatible Ethernet Interface
- 2 LED status
- Unlimited channel lists for TV/Radio
- Channel-change time < 1 second
- Full automatic service scan
- Supports directly bouquet-lists
- Supports EPG (electronic program guide)
- Supports own videotext
- Supports multiple LNB-Switching control (DiSEqC)
- Fully adaptable OSD in many languages and skin-support
- S/PDIF Interface for digital bit stream out (AC-3)
- 1 x Scart-interfaces

Only DM500+:
- 32 MByte Flash
- 96 MByte RAM

DreamBox DM500 / DM500 + technical data

DBS-Tuner:
Frequency Range 950.2150 MHz
Signal Level - 65 dBm. - 25 dBm
Signal-to-Noise Level 12 dB max.
DBS-Tuner Input Connector F-Type female
Input Impedance 75 Ohm
AFC +/- 3 MHz
Demodulation Shaped QPSK
FEC Viterbi and Reed-Solomon
Viterbirate 1/2, 2/3, 3/4, 5/6, 7/8
Roll-off Factor 35 %
Demultiplexing according ISO 13818-1

Video decoder:
Video Compression MPEG-2 and MPEG-1 compatible
Video Standard PAL G/ 25 Hz
Video Formats 4: 3 / 16: 9
Letterbox for 4: 3 TV-Device

Audio decoder:
Audiokompression MPEG-1 & MPEG-2 Layer I and II
Audio Mode Dual (main/sub), Stereo
Frequency: 32 KHz, 44.1 KHz, 48 KHz, 16 KHz, 22.05 KHz, 24 KHz

Output analog:
Output Level L/R 0, 5 Vss on 600 Ohm
THD > 60 dB (1 KHz)
Crosstalk < -65 dB

Output digital:
Output Level 0, 5 Vss on 75 Ohm
Sampled Data Filtering 32 KHz, 44.1 KHz, 48 KHz
S/PDIF-Output optical (AC3)

Video parameter:
Input Level FBAS 1 Vss +/- 0.3 dB on 75 Ohm
Teletext filter in conformity with ETS 300 472 Standard

TV-Scart:
Output: FBAS, RGB, S-Video

Serielle Interface RS 232:
Typ RS232 bidirectional
Bitrate 115, 2 kBit/s max.
Plug Connector SUB-D-9
Function: Update of Firmware

Ethernet:
10/100 MBit compatible interface
Function: Update of Firmware

LNB Power and polarisation:
LNB Current 500mA max.; Short-circuit-protected
LNB Voltage vertical < 14V no load, > 11, 5V at 400mA
LNB Voltage horizontal < 20V no load, > 17, 3V at 400mA
LNB shut-off at Standby-Mode

Count of active satellite position:
DiSEqC 1.0/1.2 SAT POSITION / SAT OPTION
DiSEqC - Rotor Control

Power consumption: < 10W / 12V
Input voltage: DC12V +/- 15%

Extern power supply:
Input: 110-240V AC / 50-60Hz / 0, 6A
Output: 12V = / 1A or 2A

Physical specification:
Ambient Temperature +15° C...+35° C
Humidity < 80%
Size (W x D x H): 195 mm x 130 mm x 40 mm
Weight: 1.6 kg